Giá trị lớn nhất của hàm số  
2
f x x 20 x  

trên đoạn
0;20
là:

A.
512. B.

100 10 . C.

682 . D.
384 2

What is the answer to the question 5x+2x

12 3 4 5 6 7 8 9 10time remaining01: 24: 54which graph represents this system? y=1/2x + 3 y= 3/2x -1

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided.write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !